GPW Benchmark starts the publication of two new strategy indices. Publication of the indices begins on 4 September 2023

GPW Benchmark S.A. (the Administrator) presents the Summary of findings of the Cyclical Review of the Method for Determining the WIBID and WIBOR Reference Rates, including the Waterfall Method and the mandatory assessment of their ability to measure relevant market or economic reality

Amendments to the Rules of the GPW Indices Family from June 19, 2023

GPW Benchmark announces the publication of a floating-rate treasury bond index

GPW Benchmark invites to participate in public consultation on GPW Indices’ Method change

The administrator presents information on the impact of input data revisions, including, respectively, transaction data provided by data providers, on the historical values of WIBID® and WIBOR® Reference Rates and the WIRON index.

GPW Benchmark informs about a correction of an evident mistake point 5.1.12 in the Rules of the GPW Indices Family. In the algorithm for determining the levels of Monthly Turnover Ratios (MTR) for each of the indices applicable in a given year, the incorrect coefficient of 0.2 is changed to the correct coefficient of 0.02.

GPW Benchmark has published two benchmark statements concerning the transaction-based indices

Recalculation of historical values of WIRON Index

GPW Benchmark published the English version of Analytical supplement to Public Consultation Results